Home / 109,350.20-164,025.30-35,478.20

Finding the Fourth Proportional to 109,350.20, 164,025.30 and 35,478.20

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Solution

The fourth proportional to 109,350.20, 164,025.30 and 35,478.20 is: 53,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,350.20 : 164,025.30 = 35,478.20 : x
  2. Step 2: Convert to fraction form
    109,350.20/164,025.30 = 35,478.20/x
  3. Step 3: Cross multiply
    109,350.20x = 164,025.30 × 35,478.20
  4. Step 4: Simplify right side
    109,350.20x = 5,819,322,398.46
  5. Step 5: Solve for x
    x = 5,819,322,398.46/109,350.20
  6. Step 6: Final answer
    x = 53,217.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.